Senior Fullstack Engineer - PHP/Symfony - SkyCell AG

Do you have proven experience designing and developing robust backend systems using PHP and Symfony? Are you passionate about building scalable, secure, and compliant software that supports global pharmaceutical supply chains? If so, join us as a Senior Fullstack Engineer – PHP/Symfony and help us deliver smarter, safer, and more collaborative logistics solutions.

At SkyCell, we’re on a mission to revolutionise the pharmaceutical supply chain through cutting-edge hardware, smart software, and tailored services. Our platform empowers global pharma companies and logistics providers to assess transport risks, optimise packaging, and make data-driven decisions that ensure life-saving medicines reach patients safely and on time.

We’re a fast-growing, purpose-driven scale-up where you’ll make an impact, feel empowered, and thrive in a diverse, innovative environment.

Why SkyCell?

🌱 Purpose-Driven Work: Make a real difference by contributing to a more sustainable future in global logistics and healthcare.

🚀 Innovation at Heart: Work with cutting-edge technology and be at the forefront of supply chain innovation.

🌎 Stronger together: Join a supportive team of talented individuals from over 40 countries, where we work together every step of the way.

💡 Growth Opportunities: We believe in investing in our people – continuous learning and development are key pillars of SkyCell.

🏆 Award-Winning Culture: Join a workplace recognized for its commitment to excellence with a ‘Great Place to work’ award, as well as a Platinum Ecovadis rating highlighting our sustainability and employee well-being.

What You'll Do:

As a Senior Fullstack Engineer, you’ll play a key role in developing and maintaining the Validaide platform, a critical tool used by pharmaceutical companies and logistics providers worldwide. You will:

• Design, develop, and maintain backend features in the Validaide platform
• Own and improve services, tools, and processes to ensure operational excellence
• Collaborate with QA, product owners, and fellow developers to deliver secure and maintainable features
• Write clean, well-documented code and participate in code reviews
• Develop and maintain automated tests using PHPUnit and Behat
• Create and update technical documentation for new and existing systems
• Optimise performance and scalability of the application
• Ensure compliance with regulatory standards such as FDA 21 CFR Part 11 and EU GMP Annex 11

Requirements

What You'll Bring:

• 6+ years of experience in software development
• Strong programming skills in PHP and Symfony, with solid MySQL knowledge
• Experience working in fast-paced startup or scale-up environments
• Familiarity with frontend technologies (Twig, Vue.js, vanilla JS, jQuery)
• Experience with CI/CD p